Concessão da patente
#16.1
03/27/1984
RPI 701
The letters patent expired on 05/03/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/27/1984. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
Inventors
O. M. (pessoa física)
Y. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/27/1984
RPI 701
#13.1
12/06/1983
RPI 685
#9.1
08/16/1983
RPI 669
#15.11
02/22/1983
RPI 644
#6.1
11/16/1982
RPI 630
01/26/1982
RPI 588
#21.1
05/03/1994
RPI 1222
From the same holder
Same category
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